./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-pthread.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89f49b9d-c8c6-4e3f-a9b1-545e80b58a2c/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89f49b9d-c8c6-4e3f-a9b1-545e80b58a2c/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89f49b9d-c8c6-4e3f-a9b1-545e80b58a2c/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89f49b9d-c8c6-4e3f-a9b1-545e80b58a2c/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89f49b9d-c8c6-4e3f-a9b1-545e80b58a2c/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89f49b9d-c8c6-4e3f-a9b1-545e80b58a2c/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d76df1bfaca9781352b9c7afbe4683f5e649e880008edad8122f422eebb0dbe8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:37:03,559 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:37:03,695 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89f49b9d-c8c6-4e3f-a9b1-545e80b58a2c/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:37:03,702 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:37:03,703 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:37:03,742 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:37:03,744 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:37:03,744 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:37:03,745 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:37:03,751 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:37:03,751 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:37:03,752 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:37:03,752 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:37:03,754 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:37:03,754 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:37:03,755 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:37:03,755 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:37:03,756 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:37:03,756 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:37:03,757 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:37:03,757 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:37:03,758 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:37:03,758 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:37:03,759 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:37:03,759 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:37:03,760 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:37:03,760 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:37:03,761 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:37:03,761 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:37:03,762 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:37:03,763 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:37:03,763 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:37:03,764 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:37:03,764 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:37:03,764 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:37:03,764 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89f49b9d-c8c6-4e3f-a9b1-545e80b58a2c/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89f49b9d-c8c6-4e3f-a9b1-545e80b58a2c/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d76df1bfaca9781352b9c7afbe4683f5e649e880008edad8122f422eebb0dbe8 [2023-11-21 18:37:04,119 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:37:04,155 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:37:04,158 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:37:04,159 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:37:04,160 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:37:04,161 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89f49b9d-c8c6-4e3f-a9b1-545e80b58a2c/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-pthread.i [2023-11-21 18:37:07,360 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:37:07,740 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:37:07,741 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89f49b9d-c8c6-4e3f-a9b1-545e80b58a2c/sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-pthread.i [2023-11-21 18:37:07,764 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89f49b9d-c8c6-4e3f-a9b1-545e80b58a2c/bin/ukojak-verify-i0I2FZA1j2/data/5a4b0c252/9fdfe77e5f7a43c6ba2e0fa45b41ff13/FLAG130fcbb7f [2023-11-21 18:37:07,784 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89f49b9d-c8c6-4e3f-a9b1-545e80b58a2c/bin/ukojak-verify-i0I2FZA1j2/data/5a4b0c252/9fdfe77e5f7a43c6ba2e0fa45b41ff13 [2023-11-21 18:37:07,789 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:37:07,790 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:37:07,794 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:37:07,794 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:37:07,800 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:37:07,801 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:37:07" (1/1) ... [2023-11-21 18:37:07,802 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9aeee42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:07, skipping insertion in model container [2023-11-21 18:37:07,803 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:37:07" (1/1) ... [2023-11-21 18:37:07,860 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:37:08,304 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:37:08,317 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:37:08,366 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:37:08,417 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:37:08,417 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:08 WrapperNode [2023-11-21 18:37:08,417 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:37:08,418 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:37:08,418 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:37:08,419 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:37:08,426 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:08" (1/1) ... [2023-11-21 18:37:08,447 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:08" (1/1) ... [2023-11-21 18:37:08,471 INFO L138 Inliner]: procedures = 165, calls = 31, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 93 [2023-11-21 18:37:08,472 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:37:08,473 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:37:08,473 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:37:08,473 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:37:08,482 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:08" (1/1) ... [2023-11-21 18:37:08,483 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:08" (1/1) ... [2023-11-21 18:37:08,486 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:08" (1/1) ... [2023-11-21 18:37:08,487 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:08" (1/1) ... [2023-11-21 18:37:08,494 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:08" (1/1) ... [2023-11-21 18:37:08,498 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:08" (1/1) ... [2023-11-21 18:37:08,500 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:08" (1/1) ... [2023-11-21 18:37:08,502 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:08" (1/1) ... [2023-11-21 18:37:08,506 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:37:08,507 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:37:08,507 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:37:08,507 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:37:08,508 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:08" (1/1) ... [2023-11-21 18:37:08,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:37:08,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89f49b9d-c8c6-4e3f-a9b1-545e80b58a2c/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:37:08,599 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89f49b9d-c8c6-4e3f-a9b1-545e80b58a2c/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:37:08,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89f49b9d-c8c6-4e3f-a9b1-545e80b58a2c/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:37:08,647 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:37:08,647 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-21 18:37:08,647 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-21 18:37:08,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:37:08,647 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-21 18:37:08,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:37:08,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:37:08,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:37:08,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:37:08,648 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-21 18:37:08,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:37:08,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:37:08,650 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:37:08,780 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:37:08,782 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:37:08,983 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:37:09,083 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:37:09,083 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 18:37:09,085 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:37:09 BoogieIcfgContainer [2023-11-21 18:37:09,085 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:37:09,086 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:37:09,086 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:37:09,096 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:37:09,097 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:37:09" (1/1) ... [2023-11-21 18:37:09,098 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-21 18:37:09,108 INFO L158 Benchmark]: Toolchain (without parser) took 1317.35ms. Allocated memory is still 142.6MB. Free memory was 100.8MB in the beginning and 91.6MB in the end (delta: 9.2MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2023-11-21 18:37:09,109 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 104.9MB. Free memory is still 77.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:37:09,110 INFO L158 Benchmark]: CACSL2BoogieTranslator took 623.70ms. Allocated memory is still 142.6MB. Free memory was 100.4MB in the beginning and 80.8MB in the end (delta: 19.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-21 18:37:09,110 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.04ms. Allocated memory is still 142.6MB. Free memory was 80.8MB in the beginning and 78.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:37:09,111 INFO L158 Benchmark]: Boogie Preprocessor took 33.01ms. Allocated memory is still 142.6MB. Free memory was 78.7MB in the beginning and 77.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:37:09,112 INFO L158 Benchmark]: RCFGBuilder took 578.59ms. Allocated memory is still 142.6MB. Free memory was 76.9MB in the beginning and 93.2MB in the end (delta: -16.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:37:09,113 INFO L158 Benchmark]: CodeCheck took 20.80ms. Allocated memory is still 142.6MB. Free memory was 92.5MB in the beginning and 91.6MB in the end (delta: 815.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:37:09,116 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 104.9MB. Free memory is still 77.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 623.70ms. Allocated memory is still 142.6MB. Free memory was 100.4MB in the beginning and 80.8MB in the end (delta: 19.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.04ms. Allocated memory is still 142.6MB. Free memory was 80.8MB in the beginning and 78.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.01ms. Allocated memory is still 142.6MB. Free memory was 78.7MB in the beginning and 77.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 578.59ms. Allocated memory is still 142.6MB. Free memory was 76.9MB in the beginning and 93.2MB in the end (delta: -16.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * CodeCheck took 20.80ms. Allocated memory is still 142.6MB. Free memory was 92.5MB in the beginning and 91.6MB in the end (delta: 815.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:37:09,144 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89f49b9d-c8c6-4e3f-a9b1-545e80b58a2c/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89f49b9d-c8c6-4e3f-a9b1-545e80b58a2c/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89f49b9d-c8c6-4e3f-a9b1-545e80b58a2c/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89f49b9d-c8c6-4e3f-a9b1-545e80b58a2c/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89f49b9d-c8c6-4e3f-a9b1-545e80b58a2c/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89f49b9d-c8c6-4e3f-a9b1-545e80b58a2c/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89f49b9d-c8c6-4e3f-a9b1-545e80b58a2c/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d76df1bfaca9781352b9c7afbe4683f5e649e880008edad8122f422eebb0dbe8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:37:11,724 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:37:11,846 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89f49b9d-c8c6-4e3f-a9b1-545e80b58a2c/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-21 18:37:11,894 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:37:11,895 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:37:11,896 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:37:11,897 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:37:11,897 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:37:11,899 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:37:11,903 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:37:11,904 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:37:11,904 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:37:11,905 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:37:11,905 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:37:11,906 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:37:11,906 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:37:11,906 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:37:11,907 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:37:11,907 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:37:11,907 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:37:11,908 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:37:11,908 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:37:11,909 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:37:11,909 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:37:11,910 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:37:11,910 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:37:11,910 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:37:11,911 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:37:11,911 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:37:11,912 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:37:11,913 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:37:11,913 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:37:11,914 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:37:11,914 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:37:11,914 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:37:11,914 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:37:11,915 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:37:11,915 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:37:11,915 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:37:11,916 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89f49b9d-c8c6-4e3f-a9b1-545e80b58a2c/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89f49b9d-c8c6-4e3f-a9b1-545e80b58a2c/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d76df1bfaca9781352b9c7afbe4683f5e649e880008edad8122f422eebb0dbe8 [2023-11-21 18:37:12,350 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:37:12,378 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:37:12,381 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:37:12,383 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:37:12,383 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:37:12,385 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89f49b9d-c8c6-4e3f-a9b1-545e80b58a2c/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-pthread.i [2023-11-21 18:37:15,577 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:37:15,903 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:37:15,904 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89f49b9d-c8c6-4e3f-a9b1-545e80b58a2c/sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-pthread.i [2023-11-21 18:37:15,919 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89f49b9d-c8c6-4e3f-a9b1-545e80b58a2c/bin/ukojak-verify-i0I2FZA1j2/data/ef75bec69/85b2b310dd1d48e284e5e8d0173ecf9f/FLAG7666dc143 [2023-11-21 18:37:15,935 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89f49b9d-c8c6-4e3f-a9b1-545e80b58a2c/bin/ukojak-verify-i0I2FZA1j2/data/ef75bec69/85b2b310dd1d48e284e5e8d0173ecf9f [2023-11-21 18:37:15,937 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:37:15,939 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:37:15,941 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:37:15,941 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:37:15,946 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:37:15,947 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:37:15" (1/1) ... [2023-11-21 18:37:15,948 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f9195c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:15, skipping insertion in model container [2023-11-21 18:37:15,948 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:37:15" (1/1) ... [2023-11-21 18:37:15,997 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:37:16,473 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:37:16,490 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:37:16,593 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:37:16,642 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:37:16,643 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:16 WrapperNode [2023-11-21 18:37:16,643 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:37:16,644 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:37:16,645 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:37:16,645 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:37:16,653 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:16" (1/1) ... [2023-11-21 18:37:16,672 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:16" (1/1) ... [2023-11-21 18:37:16,700 INFO L138 Inliner]: procedures = 169, calls = 31, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 94 [2023-11-21 18:37:16,700 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:37:16,701 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:37:16,701 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:37:16,702 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:37:16,711 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:16" (1/1) ... [2023-11-21 18:37:16,712 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:16" (1/1) ... [2023-11-21 18:37:16,716 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:16" (1/1) ... [2023-11-21 18:37:16,717 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:16" (1/1) ... [2023-11-21 18:37:16,727 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:16" (1/1) ... [2023-11-21 18:37:16,731 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:16" (1/1) ... [2023-11-21 18:37:16,734 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:16" (1/1) ... [2023-11-21 18:37:16,737 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:16" (1/1) ... [2023-11-21 18:37:16,742 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:37:16,743 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:37:16,743 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:37:16,744 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:37:16,745 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:16" (1/1) ... [2023-11-21 18:37:16,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:37:16,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89f49b9d-c8c6-4e3f-a9b1-545e80b58a2c/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:37:16,782 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89f49b9d-c8c6-4e3f-a9b1-545e80b58a2c/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:37:16,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89f49b9d-c8c6-4e3f-a9b1-545e80b58a2c/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:37:16,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:37:16,837 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-21 18:37:16,838 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-21 18:37:16,838 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-21 18:37:16,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:37:16,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:37:16,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:37:16,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:37:16,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:37:16,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-21 18:37:16,839 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-21 18:37:16,840 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:37:16,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:37:16,842 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:37:17,089 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:37:17,091 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:37:17,378 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:37:17,511 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:37:17,511 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 18:37:17,513 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:37:17 BoogieIcfgContainer [2023-11-21 18:37:17,513 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:37:17,514 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:37:17,514 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:37:17,526 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:37:17,526 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:37:17" (1/1) ... [2023-11-21 18:37:17,527 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-21 18:37:17,532 INFO L158 Benchmark]: Toolchain (without parser) took 1591.36ms. Allocated memory was 77.6MB in the beginning and 98.6MB in the end (delta: 21.0MB). Free memory was 51.9MB in the beginning and 68.9MB in the end (delta: -17.0MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. [2023-11-21 18:37:17,532 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 77.6MB. Free memory is still 53.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:37:17,533 INFO L158 Benchmark]: CACSL2BoogieTranslator took 703.04ms. Allocated memory was 77.6MB in the beginning and 98.6MB in the end (delta: 21.0MB). Free memory was 51.7MB in the beginning and 68.7MB in the end (delta: -17.0MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2023-11-21 18:37:17,534 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.21ms. Allocated memory is still 98.6MB. Free memory was 68.7MB in the beginning and 66.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:37:17,535 INFO L158 Benchmark]: Boogie Preprocessor took 41.10ms. Allocated memory is still 98.6MB. Free memory was 66.3MB in the beginning and 64.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:37:17,536 INFO L158 Benchmark]: RCFGBuilder took 769.95ms. Allocated memory is still 98.6MB. Free memory was 64.2MB in the beginning and 69.7MB in the end (delta: -5.5MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. [2023-11-21 18:37:17,537 INFO L158 Benchmark]: CodeCheck took 15.67ms. Allocated memory is still 98.6MB. Free memory was 69.7MB in the beginning and 68.9MB in the end (delta: 760.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:37:17,541 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 77.6MB. Free memory is still 53.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 703.04ms. Allocated memory was 77.6MB in the beginning and 98.6MB in the end (delta: 21.0MB). Free memory was 51.7MB in the beginning and 68.7MB in the end (delta: -17.0MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.21ms. Allocated memory is still 98.6MB. Free memory was 68.7MB in the beginning and 66.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.10ms. Allocated memory is still 98.6MB. Free memory was 66.3MB in the beginning and 64.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 769.95ms. Allocated memory is still 98.6MB. Free memory was 64.2MB in the beginning and 69.7MB in the end (delta: -5.5MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. * CodeCheck took 15.67ms. Allocated memory is still 98.6MB. Free memory was 69.7MB in the beginning and 68.9MB in the end (delta: 760.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:37:17,594 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89f49b9d-c8c6-4e3f-a9b1-545e80b58a2c/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported